DDSY188 G type single-phase watt-hour electronic prepaid
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DDSY188 G type single-phase prepaid rate-phase watt-hour meter case the flame retardant ABS materials, terminal blocks the phenolic resin materials, the use of advanced microelectronics technology watt-hour production CPU tube...
DDSY188 G type single-phase prepaid rate-phase watt-hour meter case the flame retardant ABS materials, terminal blocks the phenolic resin materials, the use of advanced microelectronics technology watt-hour production CPU tube...